<template>
  <view class="time">
    {{ tipText }}
    <text class="styleAll" v-if="isDay === true">{{ day }}</text>
    <text class="timeTxt">{{ dayText }}</text>
    <text class="styleAll">{{ hour }}</text>
    <text class="timeTxt">{{ hourText }}</text>
    <text class="styleAll">{{ minute }}</text>
    <text class="timeTxt">{{ minuteText }}</text>
    <text class="styleAll">{{ second }}</text>
    <text class="timeTxt">{{ secondText }}</text>
  </view>
</template>
<script>
  export default {
    name: "CountDown",
    props: {
      //距离开始提示文字
      tipText: {
        type: String,
        default: "倒计时"
      },
      dayText: {
        type: String,
        default: "天"
      },
      hourText: {
        type: String,
        default: "时"
      },
      minuteText: {
        type: String,
        default: "分"
      },
      secondText: {
        type: String,
        default: "秒"
      },
      datatime: {
        type: Number,
        default: 0
      },
      isDay: {
        type: Boolean,
        default: true
      }
    },
    data: function () {
      return {
        day: "00",
        hour: "00",
        minute: "00",
        second: "00"
      };
    },
    created: function () {
      this.show_time();
    },
    mounted: function () {},
    methods: {
      show_time: function () {
        let that = this;

        function runTime() {
          //时间函数
          let intDiff = that.datatime - Date.parse(new Date()) / 1000; //获取数据中的时间戳的时间差；
          let day = 0,
            hour = 0,
            minute = 0,
            second = 0;
          if (intDiff > 0) {
            //转换时间
            if (that.isDay === true) {
              day = Math.floor(intDiff / (60 * 60 * 24));
            } else {
              day = 0;
            }
            hour = Math.floor(intDiff / (60 * 60)) - day * 24;
            minute = Math.floor(intDiff / 60) - day * 24 * 60 - hour * 60;
            second =
              Math.floor(intDiff) -
              day * 24 * 60 * 60 -
              hour * 60 * 60 -
              minute * 60;
            if (hour <= 9) hour = "0" + hour;
            if (minute <= 9) minute = "0" + minute;
            if (second <= 9) second = "0" + second;
            that.day = day;
            that.hour = hour;
            that.minute = minute;
            that.second = second;
          } else {
            that.day = "00";
            that.hour = "00";
            that.minute = "00";
            that.second = "00";
          }
        }
        runTime();
        setInterval(runTime, 1000);
      }
    }
  };
</script>
